(19)
(11) EP 2 898 348 A1

(12)

(43) Date of publication:
29.07.2015 Bulletin 2015/31

(21) Application number: 13766651.7

(22) Date of filing: 20.09.2013
(51) International Patent Classification (IPC): 
G01T 1/20(2006.01)
(86) International application number:
PCT/GB2013/052476
(87) International publication number:
WO 2014/045058 (27.03.2014 Gazette 2014/13)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 21.09.2012 GB 201216850
21.09.2012 US 201261703805 P

(71) Applicant: Johnson Matthey Public Limited Company
London EC4A 4AB (GB)

(72) Inventors:
  • BROOKES, Stephen John
    Barnard Castle Durham DL12 8JU (GB)
  • CUNNINGHAM, Colin
    Middlesbrough Cleveland TS5 8PG (GB)

(74) Representative: Bown, Mark Richard 
Abel & Imray 20 Red Lion Street
London WC1R 4PQ
London WC1R 4PQ (GB)

   


(54) PHOTOMULTIPLIER APPARATUS AND RADIATION DETECTOR INCORPORATING SUCH APPARATUS